Brad's Car Manuals: A 3rd party mirror of CHARM + LEMON car manuals
Home >> Yugo >> 1987 >> GVX >> Repair and Diagnosis >> Engine Performance >> System >> Air Injection System >> Description >> Diverter Valve >> Notes

Diverter Valve: Notes

Download the full database via torrent (~1.1 TB)

The diverter valve shuts off the supply of fresh air to the air injection lines during engine deceleration in order to prevent backfiring in the exhaust system. A vacuum signal operates the diverter valve, and on deceleration will divert air pump output, for about 4 seconds, to the atmosphere.